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Fundamentals of Testing Using Rails

RSpec and Rails Features

Explore the fundamental RSpec and Rails features used in testing Ruby on Rails applications. Understand how describe sets test suites, how it and specify define examples, and how expect and matchers form testable expectations. This lesson helps you gain a deeper grasp of writing clear, effective tests using RSpec in a Test-Driven Development context.

We'll cover the following...

The project_spec.rb file uses four basic RSpec and Rails features:

  1. It requires rails_helper.
  2. It defines a test suite with RSpec.describe.
  3. It creates an RSpec example with it.
  4. It specifies a
...
Ruby
require "rails_helper"
RSpec.describe Project do
    it "considers a project with no tasks to be done" do
        project = Project.new
        expect(project.done?).to be_truthy
    end
end

Let’s discuss each feature one-by-one:

...